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Federal Register / Vol. 86, No. 38 / Monday, March 1, 2021 / Proposed Rules
comments. Once submitted, comments cannot be edited or removed from Regulations.gov. For either manner of submission, EPA may publish any comment received to its public docket.
Do not submit electronically any information you consider to be confidential business information CBI
or other information whose disclosure is restricted by statute. Multimedia submissions audio, video, etc. must be accompanied by a written comment.
The written comment is considered the official comment and should include discussion of all points you wish to make. EPA will generally not consider comments or comment contents located outside of the primary submission i.e., on the web, cloud, or other file sharing system. For additional submission methods, please contact the person identified in the FOR FURTHER
INFORMATION CONTACT section. For the full EPA public comment policy, information about CBI or multimedia submissions, and general guidance on making effective comments, please visit https www.epa.gov/dockets/
commenting-epa-dockets.
FOR FURTHER INFORMATION CONTACT:
Keila M. Pagan-Incle, Planning &
Implementation Branch 3AD30, Air &
Radiation Division, U.S. Environmental Protection Agency, Region III, 1650
Arch Street, Philadelphia, Pennsylvania 19103. The telephone number is 215
8142926. Ms. Pagan-Incle can also be reached via electronic mail at paganincle.keila@epa.gov.
SUPPLEMENTARY INFORMATION: EPA
proposed to approve a state implementation plan SIP revision submitted on March 10, 2020 by the Pennsylvania Department of Environmental Protection PADEP. The SIP submittal also referred to as 1997
8-hour Ozone National Ambient Air Quality Standard Second Maintenance Plan for the Youngstown-WarrenSharon Area addresses Clean Air Act CAA requirements for the 1997 8-hour ozone national ambient air quality standard NAAQS in the YoungstownWarren-Sharon Area. EPAs October 30, 2020 notice proposed to approve the second maintenance plan for the Pennsylvania portion of the Youngstown-Warren-Sharon Area as a revision to the Pennsylvania SIP.
EPA is reopening the comment period based on an anonymous request to reopen the comment period. The commenter states they were unable to obtain information about EPAs proposed rulemaking via email or phone from the EPA contact listed in the October 30, 2020 notice. After reviewing this request, EPA has determined that
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the listed EPA contact was not available via email or phone during approximately half of the 30-day comment period. Therefore, EPA has decided to reopen the comment period for an additional 15 days to March 16, 2021. All comments received on or before March 16, 2021 will be entered into the public record and considered by EPA before taking final action on the proposed rulemaking. Comments submitted between the close of the original comment period and the reopening of this comment period will be accepted and considered.
Dated: February 18, 2021.
Diana Esher, Acting Regional Administrator, Region III.
FR Doc. 202104106 Filed 22621; 8:45 am BILLING CODE 656050P

ENVIRONMENTAL PROTECTION
AGENCY
40 CFR Part 62
EPAR05OAR20200518; FRL10020
54Region 5

Air Plan Approval; Wisconsin; Large Municipal Waste Combustors Negative Declaration Withdrawal for Designated Facilities and Pollutants
Confidential Business Information CBI
or other information whose disclosure is restricted by statute. Multimedia submissions audio, video, etc. must be accompanied by a written comment.
The written comment is considered the official comment and should include discussion of all points you wish to make. EPA will generally not consider comments or comment contents located outside of the primary submission i.e., on the web, cloud, or other file sharing system. For additional submission methods, please contact the person identified in the FOR FURTHER
INFORMATION CONTACT section. For the full EPA public comment policy, information about CBI or multimedia submissions, and general guidance on making effective comments, please visit http www2.epa.gov/dockets/
commenting-epa-dockets.
FOR FURTHER INFORMATION CONTACT:
Margaret Sieffert, Environmental Engineer, Environmental Protection Agency, Region 5, 77 West Jackson Boulevard AT18J, Chicago, Illinois 60604, 312 3531151, sieffert.margaret@epa.gov.
SUPPLEMENTARY INFORMATION:
Throughout this document whenever we, us, or our is used, we mean EPA.

AGENCY:

I. Background
The Environmental Protection Agency EPA is proposing to approve Wisconsins request for withdrawal of the previously approved Large Municipal Waste Combustors LMWC
Negative Declaration. The Wisconsin Department of Natural Resources WDNR submitted its LMWC Negative Declaration withdrawal on September 25, 2020, certifying that the State of Wisconsin has only one LMWC unit currently operating and requesting that the Federal plan continue to apply to the single source in the state.
DATES: Comments must be received on or before March 31, 2021.
ADDRESSES: Submit your comments, identified by Docket ID No. EPAR05
OAR20200518, at http
www.regulations.gov or via email to hulting.melissa@epa.gov. For comments submitted at Regulations.gov, follow the online instructions for submitting comments. Once submitted, comments cannot be edited or removed from Regulations.gov. For either manner of submission, EPA may publish any comment received to its public docket.
Do not submit electronically any information you consider to be
Section 111d of the Clean Air Act Act requires that EPA develop regulations providing that states must submit to EPA plans establishing standards of performance for certain existing sources of pollutants. A
standard of performance would apply to the existing source associated with pollutants that are noncriteria pollutants i.e., pollutants for which there is no national ambient air quality standard and are not on a list published under section 108 of the Act or emitted from a source category regulated under section 112 of the Act. Section 129 of the Act, and 40 CFR part 60, subpart B, apply the section 111d requirements to existing solid waste combustors, including LMWCs, and provide that EPA should include, as part of the performance standards, emissions guidelines EGs that include the plan elements required by section 129.
The regulation at 40 CFR part 60, subpart B, contains general provisions applicable to the adoption and submittal of state plans for subject facilities under sections 111d and 129 111d/129
plan and negative declarations if no such facilities exist in the state. 40 CFR
part 62, subpart A, provides the procedural framework for the submission of the plans and negative
Environmental Protection Agency EPA.
ACTION: Proposed rule.
SUMMARY:

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